Yes

you do need a jacket based on the weather in Liverpool, UK 1 second ago

Why? Because it's cool. Pleasantly cool, but cool.
51°F11°C & Cloudy

Wind is 6 mph9 km/h from the SE, gusting to 12 mph20 km/h
April 30
10pm51°F11°C6 mph10 km/h SECloudy
11pm50°F10°C6 mph10 km/h SECloudy
May 1
12am50°F10°C6 mph9 km/h SECloudy
1am50°F10°C6 mph9 km/h SEMostly Cloudy
2am51°F10°C6 mph10 km/h SEMostly Cloudy
3am52°F11°C7 mph11 km/h SEMostly Cloudy
4am54°F12°C8 mph12 km/h SEMostly Cloudy
5am56°F13°C8 mph13 km/h SEMostly Cloudy
6am58°F14°C8 mph13 km/h SEMostly Cloudy
7am61°F16°C8 mph12 km/h SEMostly Cloudy
8am62°F17°C6 mph10 km/h SEMostly Cloudy
9am63°F17°C5 mph8 km/h SMostly Cloudy
DateLowHighWindDayNight
April 3050°F10°C64°F18°C7 mph11 km/h from SEMostly CloudyRain
May 151°F10°C69°F21°C11 mph17 km/h from NEMostly CloudyMostly Cloudy
May 251°F11°C59°F15°C4 mph7 km/h from NWDrizzleDrizzle
May 351°F11°C60°F16°C6 mph10 km/h from SWDrizzleCloudy
May 450°F10°C62°F17°C5 mph8 km/h from SEDrizzleRain
May 551°F10°C63°F17°C7 mph11 km/h from SRainMostly Cloudy
May 651°F10°C61°F16°C9 mph14 km/h from NWMostly CloudyMostly Cloudy

Yes

Low of 51°F11°C, High of 69°F21°C
Wind: 11 mph17 km/h
Precipitation: None

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